Krypton has experienced quakes in the past and has survived.
5 seconds sound clip from Superman (1948) - Superman Comes To Earth (Chapter 1).
You can hear this line at 00:06:22.232 in the Blu-ray version of the episode.
Quote context
[...]
- What have you to say to that?
- Here that, gentlemen? That is your answer.
- What manner of wizardry is this?
- Are you perpetrating a new horror for some base and personal reason?
- Krypton has experienced quakes in the past and has survived.
- Now, Jor-El challenges credulity by claiming our planet is being drawn into the sun's orbit.
- The doom of Krypton. Escape through the air.
- Gentlemen, are these not the utterances of a man whose mind perhaps has begun to wander?
- I, for one, refuse to be intimidated.
[...]